72744880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{619}}^1$

素因数の和:758

約数の個数: 80

約数和(自身を含む): 184050720

約数和(自身を除く): 111305840

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 113, 130, 208, 226, 260, 452, 520, 565, 619, 904, 1040, 1130, 1238, 1469, 1808, 2260, 2476, 2938, 3095, 4520, 4952, 5876, 6190, 7345, 8047, 9040, 9904, 11752, 12380, 14690, 16094, 23504, 24760, 29380, 32188, 40235, 49520, 58760, 64376, 69947, 80470, 117520, 128752, 139894, 160940, 279788, 321880, 349735, 559576, 643760, 699470, 909311, 1119152, 1398940, 1818622, 2797880, 3637244, 4546555, 5595760, 7274488, 9093110, 14548976, 18186220, 36372440, 72744880]

約数ペア:

[(1, 72744880), (2, 36372440), (4, 18186220), (5, 14548976), (8, 9093110), (10, 7274488), (13, 5595760), (16, 4546555), (20, 3637244), (26, 2797880), (40, 1818622), (52, 1398940), (65, 1119152), (80, 909311), (104, 699470), (113, 643760), (130, 559576), (208, 349735), (226, 321880), (260, 279788), (452, 160940), (520, 139894), (565, 128752), (619, 117520), (904, 80470), (1040, 69947), (1130, 64376), (1238, 58760), (1469, 49520), (1808, 40235), (2260, 32188), (2476, 29380), (2938, 24760), (3095, 23504), (4520, 16094), (4952, 14690), (5876, 12380), (6190, 11752), (7345, 9904), (8047, 9040)]